static void Main(string[] args)
{
Application.EnableVisualStyles();
var path = "Tests/valid.ql";
if (args.Length > 0)
{
path = args[0];
}
if (!File.Exists(path))
{
Console.WriteLine($"ABRT\tCannot open {path}");
return;
}
Console.WriteLine($"INFO\tPath: {path}");
// Parse form.
var tree = new AstBuilder().BuildFromPath(path);
// Print code.
var source = new PrintSource().Visit(tree);
Console.WriteLine("INFO\tCode listing");
Console.WriteLine("---------------------------------");
Console.WriteLine(source);
Console.WriteLine("---------------------------------");
// Validate and check.
var questionTrav = new QuestionInventory();
var questionResults = questionTrav.Visit(tree);
if (!questionTrav.Continue())
{
return;
}
// Perform type checking, use previously determined questions to type mapping.
var typeCheck = new TypeChecker(questionResults.QuestionsWithTypes);
typeCheck.Visit(tree);
if (!typeCheck.Continue())
{
return;
}
// Build evaluator with list of tree to UI bindings. Use default factory.
var widgetFactory = new WidgetFactory();
var bindings = new CreateBindings(widgetFactory).Visit(tree);
var evaluator = new Evaluator(bindings, questionResults.ComputedQuestions.ToList());
Action refresh = () => evaluator.Visit(tree);
// Open window and run!
var window = new QuestionaireContainer(tree.Name, bindings, refresh);
Application.Run(window);
}
public void TestQuestionInventory()
{
var src = @"form tForm {
q1: ""q1"" bool
q2: ""q2"" bool
if (q1 || q2 || qx)
q3: ""q3_then"" bool
else
q3: ""q3_else"" bool
}";
var form = Build(src);
var result = new QuestionInventory().Visit(form);
CollectionAssert.AreEqual(new[] { "q1", "q2", "q3", "q3" }, result.Questions.Select(q => q.Id).ToArray());
CollectionAssert.AreEqual(new[] { "q1", "q2", "qx" }, result.References.Select(r => r.Id).ToArray());
}